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1 | #include "cache.h" | |
2 | #include "config.h" | |
3 | #include "run-command.h" | |
4 | #include "quote.h" | |
5 | #include "version.h" | |
6 | #include "json-writer.h" | |
7 | #include "trace2/tr2_dst.h" | |
8 | #include "trace2/tr2_sid.h" | |
9 | #include "trace2/tr2_sysenv.h" | |
10 | #include "trace2/tr2_tbuf.h" | |
11 | #include "trace2/tr2_tgt.h" | |
12 | #include "trace2/tr2_tls.h" | |
13 | ||
14 | static struct tr2_dst tr2dst_perf = { | |
15 | .sysenv_var = TR2_SYSENV_PERF, | |
16 | }; | |
17 | ||
18 | /* | |
19 | * Use TR2_SYSENV_PERF_BRIEF to omit the "<time> <file>:<line>" | |
20 | * fields from each line written to the builtin performance target. | |
21 | * | |
22 | * Unit tests may want to use this to help with testing. | |
23 | */ | |
24 | static int tr2env_perf_be_brief; | |
25 | ||
26 | #define TR2FMT_PERF_FL_WIDTH (28) | |
27 | #define TR2FMT_PERF_MAX_EVENT_NAME (12) | |
28 | #define TR2FMT_PERF_REPO_WIDTH (3) | |
29 | #define TR2FMT_PERF_CATEGORY_WIDTH (12) | |
30 | ||
31 | #define TR2_INDENT (2) | |
32 | #define TR2_INDENT_LENGTH(ctx) (((ctx)->nr_open_regions - 1) * TR2_INDENT) | |
33 | ||
34 | static int fn_init(void) | |
35 | { | |
36 | int want = tr2_dst_trace_want(&tr2dst_perf); | |
37 | int want_brief; | |
38 | const char *brief; | |
39 | ||
40 | if (!want) | |
41 | return want; | |
42 | ||
43 | brief = tr2_sysenv_get(TR2_SYSENV_PERF_BRIEF); | |
44 | if (brief && *brief && | |
45 | ((want_brief = git_parse_maybe_bool(brief)) != -1)) | |
46 | tr2env_perf_be_brief = want_brief; | |
47 | ||
48 | return want; | |
49 | } | |
50 | ||
51 | static void fn_term(void) | |
52 | { | |
53 | tr2_dst_trace_disable(&tr2dst_perf); | |
54 | } | |
55 | ||
56 | /* | |
57 | * Format trace line prefix in human-readable classic format for | |
58 | * the performance target: | |
59 | * "[<time> [<file>:<line>] <bar>] <nr_parents> <bar> | |
60 | * <thread_name> <bar> <event_name> <bar> [<repo>] <bar> | |
61 | * [<elapsed_absolute>] [<elapsed_relative>] <bar> | |
62 | * [<category>] <bar> [<dots>] " | |
63 | */ | |
64 | static void perf_fmt_prepare(const char *event_name, | |
65 | struct tr2tls_thread_ctx *ctx, const char *file, | |
66 | int line, const struct repository *repo, | |
67 | uint64_t *p_us_elapsed_absolute, | |
68 | uint64_t *p_us_elapsed_relative, | |
69 | const char *category, struct strbuf *buf) | |
70 | { | |
71 | int len; | |
72 | ||
73 | strbuf_setlen(buf, 0); | |
74 | ||
75 | if (!tr2env_perf_be_brief) { | |
76 | struct tr2_tbuf tb_now; | |
77 | size_t fl_end_col; | |
78 | ||
79 | tr2_tbuf_local_time(&tb_now); | |
80 | strbuf_addstr(buf, tb_now.buf); | |
81 | strbuf_addch(buf, ' '); | |
82 | ||
83 | fl_end_col = buf->len + TR2FMT_PERF_FL_WIDTH; | |
84 | ||
85 | if (file && *file) { | |
86 | struct strbuf buf_fl = STRBUF_INIT; | |
87 | ||
88 | strbuf_addf(&buf_fl, "%s:%d", file, line); | |
89 | ||
90 | if (buf_fl.len <= TR2FMT_PERF_FL_WIDTH) | |
91 | strbuf_addbuf(buf, &buf_fl); | |
92 | else { | |
93 | size_t avail = TR2FMT_PERF_FL_WIDTH - 3; | |
94 | strbuf_addstr(buf, "..."); | |
95 | strbuf_add(buf, | |
96 | &buf_fl.buf[buf_fl.len - avail], | |
97 | avail); | |
98 | } | |
99 | ||
100 | strbuf_release(&buf_fl); | |
101 | } | |
102 | ||
103 | while (buf->len < fl_end_col) | |
104 | strbuf_addch(buf, ' '); | |
105 | ||
106 | strbuf_addstr(buf, " | "); | |
107 | } | |
108 | ||
109 | strbuf_addf(buf, "d%d | ", tr2_sid_depth()); | |
110 | strbuf_addf(buf, "%-*s | %-*s | ", TR2_MAX_THREAD_NAME, | |
111 | ctx->thread_name.buf, TR2FMT_PERF_MAX_EVENT_NAME, | |
112 | event_name); | |
113 | ||
114 | len = buf->len + TR2FMT_PERF_REPO_WIDTH; | |
115 | if (repo) | |
116 | strbuf_addf(buf, "r%d ", repo->trace2_repo_id); | |
117 | while (buf->len < len) | |
118 | strbuf_addch(buf, ' '); | |
119 | strbuf_addstr(buf, " | "); | |
120 | ||
121 | if (p_us_elapsed_absolute) | |
122 | strbuf_addf(buf, "%9.6f | ", | |
123 | ((double)(*p_us_elapsed_absolute)) / 1000000.0); | |
124 | else | |
125 | strbuf_addf(buf, "%9s | ", " "); | |
126 | ||
127 | if (p_us_elapsed_relative) | |
128 | strbuf_addf(buf, "%9.6f | ", | |
129 | ((double)(*p_us_elapsed_relative)) / 1000000.0); | |
130 | else | |
131 | strbuf_addf(buf, "%9s | ", " "); | |
132 | ||
133 | strbuf_addf(buf, "%-*.*s | ", TR2FMT_PERF_CATEGORY_WIDTH, | |
134 | TR2FMT_PERF_CATEGORY_WIDTH, (category ? category : "")); | |
135 | ||
136 | if (ctx->nr_open_regions > 0) | |
137 | strbuf_addchars(buf, '.', TR2_INDENT_LENGTH(ctx)); | |
138 | } | |
139 | ||
140 | static void perf_io_write_fl(const char *file, int line, const char *event_name, | |
141 | const struct repository *repo, | |
142 | uint64_t *p_us_elapsed_absolute, | |
143 | uint64_t *p_us_elapsed_relative, | |
144 | const char *category, | |
145 | const struct strbuf *buf_payload) | |
146 | { | |
147 | struct tr2tls_thread_ctx *ctx = tr2tls_get_self(); | |
148 | struct strbuf buf_line = STRBUF_INIT; | |
149 | ||
150 | perf_fmt_prepare(event_name, ctx, file, line, repo, | |
151 | p_us_elapsed_absolute, p_us_elapsed_relative, category, | |
152 | &buf_line); | |
153 | strbuf_addbuf(&buf_line, buf_payload); | |
154 | tr2_dst_write_line(&tr2dst_perf, &buf_line); | |
155 | strbuf_release(&buf_line); | |
156 | } | |
157 | ||
158 | static void fn_version_fl(const char *file, int line) | |
159 | { | |
160 | const char *event_name = "version"; | |
161 | struct strbuf buf_payload = STRBUF_INIT; | |
162 | ||
163 | strbuf_addstr(&buf_payload, git_version_string); | |
164 | ||
165 | perf_io_write_fl(file, line, event_name, NULL, NULL, NULL, NULL, | |
166 | &buf_payload); | |
167 | strbuf_release(&buf_payload); | |
168 | } | |
169 | ||
170 | static void fn_start_fl(const char *file, int line, | |
171 | uint64_t us_elapsed_absolute, const char **argv) | |
172 | { | |
173 | const char *event_name = "start"; | |
174 | struct strbuf buf_payload = STRBUF_INIT; | |
175 | ||
176 | sq_append_quote_argv_pretty(&buf_payload, argv); | |
177 | ||
178 | perf_io_write_fl(file, line, event_name, NULL, &us_elapsed_absolute, | |
179 | NULL, NULL, &buf_payload); | |
180 | strbuf_release(&buf_payload); | |
181 | } | |
182 | ||
183 | static void fn_exit_fl(const char *file, int line, uint64_t us_elapsed_absolute, | |
184 | int code) | |
185 | { | |
186 | const char *event_name = "exit"; | |
187 | struct strbuf buf_payload = STRBUF_INIT; | |
188 | ||
189 | strbuf_addf(&buf_payload, "code:%d", code); | |
190 | ||
191 | perf_io_write_fl(file, line, event_name, NULL, &us_elapsed_absolute, | |
192 | NULL, NULL, &buf_payload); | |
193 | strbuf_release(&buf_payload); | |
194 | } | |
195 | ||
196 | static void fn_signal(uint64_t us_elapsed_absolute, int signo) | |
197 | { | |
198 | const char *event_name = "signal"; | |
199 | struct strbuf buf_payload = STRBUF_INIT; | |
200 | ||
201 | strbuf_addf(&buf_payload, "signo:%d", signo); | |
202 | ||
203 | perf_io_write_fl(__FILE__, __LINE__, event_name, NULL, | |
204 | &us_elapsed_absolute, NULL, NULL, &buf_payload); | |
205 | strbuf_release(&buf_payload); | |
206 | } | |
207 | ||
208 | static void fn_atexit(uint64_t us_elapsed_absolute, int code) | |
209 | { | |
210 | const char *event_name = "atexit"; | |
211 | struct strbuf buf_payload = STRBUF_INIT; | |
212 | ||
213 | strbuf_addf(&buf_payload, "code:%d", code); | |
214 | ||
215 | perf_io_write_fl(__FILE__, __LINE__, event_name, NULL, | |
216 | &us_elapsed_absolute, NULL, NULL, &buf_payload); | |
217 | strbuf_release(&buf_payload); | |
218 | } | |
219 | ||
220 | static void maybe_append_string_va(struct strbuf *buf, const char *fmt, | |
221 | va_list ap) | |
222 | { | |
223 | if (fmt && *fmt) { | |
224 | va_list copy_ap; | |
225 | ||
226 | va_copy(copy_ap, ap); | |
227 | strbuf_vaddf(buf, fmt, copy_ap); | |
228 | va_end(copy_ap); | |
229 | return; | |
230 | } | |
231 | } | |
232 | ||
233 | static void fn_error_va_fl(const char *file, int line, const char *fmt, | |
234 | va_list ap) | |
235 | { | |
236 | const char *event_name = "error"; | |
237 | struct strbuf buf_payload = STRBUF_INIT; | |
238 | ||
239 | maybe_append_string_va(&buf_payload, fmt, ap); | |
240 | ||
241 | perf_io_write_fl(file, line, event_name, NULL, NULL, NULL, NULL, | |
242 | &buf_payload); | |
243 | strbuf_release(&buf_payload); | |
244 | } | |
245 | ||
246 | static void fn_command_path_fl(const char *file, int line, const char *pathname) | |
247 | { | |
248 | const char *event_name = "cmd_path"; | |
249 | struct strbuf buf_payload = STRBUF_INIT; | |
250 | ||
251 | strbuf_addstr(&buf_payload, pathname); | |
252 | ||
253 | perf_io_write_fl(file, line, event_name, NULL, NULL, NULL, NULL, | |
254 | &buf_payload); | |
255 | strbuf_release(&buf_payload); | |
256 | } | |
257 | ||
258 | static void fn_command_ancestry_fl(const char *file, int line, const char **parent_names) | |
259 | { | |
260 | const char *event_name = "cmd_ancestry"; | |
261 | struct strbuf buf_payload = STRBUF_INIT; | |
262 | ||
263 | strbuf_addstr(&buf_payload, "ancestry:["); | |
264 | /* It's not an argv but the rules are basically the same. */ | |
265 | sq_append_quote_argv_pretty(&buf_payload, parent_names); | |
266 | strbuf_addch(&buf_payload, ']'); | |
267 | ||
268 | perf_io_write_fl(file, line, event_name, NULL, NULL, NULL, NULL, | |
269 | &buf_payload); | |
270 | strbuf_release(&buf_payload); | |
271 | } | |
272 | ||
273 | static void fn_command_name_fl(const char *file, int line, const char *name, | |
274 | const char *hierarchy) | |
275 | { | |
276 | const char *event_name = "cmd_name"; | |
277 | struct strbuf buf_payload = STRBUF_INIT; | |
278 | ||
279 | strbuf_addstr(&buf_payload, name); | |
280 | if (hierarchy && *hierarchy) | |
281 | strbuf_addf(&buf_payload, " (%s)", hierarchy); | |
282 | ||
283 | perf_io_write_fl(file, line, event_name, NULL, NULL, NULL, NULL, | |
284 | &buf_payload); | |
285 | strbuf_release(&buf_payload); | |
286 | } | |
287 | ||
288 | static void fn_command_mode_fl(const char *file, int line, const char *mode) | |
289 | { | |
290 | const char *event_name = "cmd_mode"; | |
291 | struct strbuf buf_payload = STRBUF_INIT; | |
292 | ||
293 | strbuf_addstr(&buf_payload, mode); | |
294 | ||
295 | perf_io_write_fl(file, line, event_name, NULL, NULL, NULL, NULL, | |
296 | &buf_payload); | |
297 | strbuf_release(&buf_payload); | |
298 | } | |
299 | ||
300 | static void fn_alias_fl(const char *file, int line, const char *alias, | |
301 | const char **argv) | |
302 | { | |
303 | const char *event_name = "alias"; | |
304 | struct strbuf buf_payload = STRBUF_INIT; | |
305 | ||
306 | strbuf_addf(&buf_payload, "alias:%s argv:[", alias); | |
307 | sq_append_quote_argv_pretty(&buf_payload, argv); | |
308 | strbuf_addch(&buf_payload, ']'); | |
309 | ||
310 | perf_io_write_fl(file, line, event_name, NULL, NULL, NULL, NULL, | |
311 | &buf_payload); | |
312 | strbuf_release(&buf_payload); | |
313 | } | |
314 | ||
315 | static void fn_child_start_fl(const char *file, int line, | |
316 | uint64_t us_elapsed_absolute, | |
317 | const struct child_process *cmd) | |
318 | { | |
319 | const char *event_name = "child_start"; | |
320 | struct strbuf buf_payload = STRBUF_INIT; | |
321 | ||
322 | if (cmd->trace2_hook_name) { | |
323 | strbuf_addf(&buf_payload, "[ch%d] class:hook hook:%s", | |
324 | cmd->trace2_child_id, cmd->trace2_hook_name); | |
325 | } else { | |
326 | const char *child_class = | |
327 | cmd->trace2_child_class ? cmd->trace2_child_class : "?"; | |
328 | strbuf_addf(&buf_payload, "[ch%d] class:%s", | |
329 | cmd->trace2_child_id, child_class); | |
330 | } | |
331 | ||
332 | if (cmd->dir) { | |
333 | strbuf_addstr(&buf_payload, " cd:"); | |
334 | sq_quote_buf_pretty(&buf_payload, cmd->dir); | |
335 | } | |
336 | ||
337 | strbuf_addstr(&buf_payload, " argv:["); | |
338 | if (cmd->git_cmd) { | |
339 | strbuf_addstr(&buf_payload, "git"); | |
340 | if (cmd->args.nr) | |
341 | strbuf_addch(&buf_payload, ' '); | |
342 | } | |
343 | sq_append_quote_argv_pretty(&buf_payload, cmd->args.v); | |
344 | strbuf_addch(&buf_payload, ']'); | |
345 | ||
346 | perf_io_write_fl(file, line, event_name, NULL, &us_elapsed_absolute, | |
347 | NULL, NULL, &buf_payload); | |
348 | strbuf_release(&buf_payload); | |
349 | } | |
350 | ||
351 | static void fn_child_exit_fl(const char *file, int line, | |
352 | uint64_t us_elapsed_absolute, int cid, int pid, | |
353 | int code, uint64_t us_elapsed_child) | |
354 | { | |
355 | const char *event_name = "child_exit"; | |
356 | struct strbuf buf_payload = STRBUF_INIT; | |
357 | ||
358 | strbuf_addf(&buf_payload, "[ch%d] pid:%d code:%d", cid, pid, code); | |
359 | ||
360 | perf_io_write_fl(file, line, event_name, NULL, &us_elapsed_absolute, | |
361 | &us_elapsed_child, NULL, &buf_payload); | |
362 | strbuf_release(&buf_payload); | |
363 | } | |
364 | ||
365 | static void fn_child_ready_fl(const char *file, int line, | |
366 | uint64_t us_elapsed_absolute, int cid, int pid, | |
367 | const char *ready, uint64_t us_elapsed_child) | |
368 | { | |
369 | const char *event_name = "child_ready"; | |
370 | struct strbuf buf_payload = STRBUF_INIT; | |
371 | ||
372 | strbuf_addf(&buf_payload, "[ch%d] pid:%d ready:%s", cid, pid, ready); | |
373 | ||
374 | perf_io_write_fl(file, line, event_name, NULL, &us_elapsed_absolute, | |
375 | &us_elapsed_child, NULL, &buf_payload); | |
376 | strbuf_release(&buf_payload); | |
377 | } | |
378 | ||
379 | static void fn_thread_start_fl(const char *file, int line, | |
380 | uint64_t us_elapsed_absolute) | |
381 | { | |
382 | const char *event_name = "thread_start"; | |
383 | struct strbuf buf_payload = STRBUF_INIT; | |
384 | ||
385 | perf_io_write_fl(file, line, event_name, NULL, &us_elapsed_absolute, | |
386 | NULL, NULL, &buf_payload); | |
387 | strbuf_release(&buf_payload); | |
388 | } | |
389 | ||
390 | static void fn_thread_exit_fl(const char *file, int line, | |
391 | uint64_t us_elapsed_absolute, | |
392 | uint64_t us_elapsed_thread) | |
393 | { | |
394 | const char *event_name = "thread_exit"; | |
395 | struct strbuf buf_payload = STRBUF_INIT; | |
396 | ||
397 | perf_io_write_fl(file, line, event_name, NULL, &us_elapsed_absolute, | |
398 | &us_elapsed_thread, NULL, &buf_payload); | |
399 | strbuf_release(&buf_payload); | |
400 | } | |
401 | ||
402 | static void fn_exec_fl(const char *file, int line, uint64_t us_elapsed_absolute, | |
403 | int exec_id, const char *exe, const char **argv) | |
404 | { | |
405 | const char *event_name = "exec"; | |
406 | struct strbuf buf_payload = STRBUF_INIT; | |
407 | ||
408 | strbuf_addf(&buf_payload, "id:%d ", exec_id); | |
409 | strbuf_addstr(&buf_payload, "argv:["); | |
410 | if (exe) { | |
411 | strbuf_addstr(&buf_payload, exe); | |
412 | if (argv[0]) | |
413 | strbuf_addch(&buf_payload, ' '); | |
414 | } | |
415 | sq_append_quote_argv_pretty(&buf_payload, argv); | |
416 | strbuf_addch(&buf_payload, ']'); | |
417 | ||
418 | perf_io_write_fl(file, line, event_name, NULL, &us_elapsed_absolute, | |
419 | NULL, NULL, &buf_payload); | |
420 | strbuf_release(&buf_payload); | |
421 | } | |
422 | ||
423 | static void fn_exec_result_fl(const char *file, int line, | |
424 | uint64_t us_elapsed_absolute, int exec_id, | |
425 | int code) | |
426 | { | |
427 | const char *event_name = "exec_result"; | |
428 | struct strbuf buf_payload = STRBUF_INIT; | |
429 | ||
430 | strbuf_addf(&buf_payload, "id:%d code:%d", exec_id, code); | |
431 | if (code > 0) | |
432 | strbuf_addf(&buf_payload, " err:%s", strerror(code)); | |
433 | ||
434 | perf_io_write_fl(file, line, event_name, NULL, &us_elapsed_absolute, | |
435 | NULL, NULL, &buf_payload); | |
436 | strbuf_release(&buf_payload); | |
437 | } | |
438 | ||
439 | static void fn_param_fl(const char *file, int line, const char *param, | |
440 | const char *value) | |
441 | { | |
442 | const char *event_name = "def_param"; | |
443 | struct strbuf buf_payload = STRBUF_INIT; | |
444 | ||
445 | strbuf_addf(&buf_payload, "%s:%s", param, value); | |
446 | ||
447 | perf_io_write_fl(file, line, event_name, NULL, NULL, NULL, NULL, | |
448 | &buf_payload); | |
449 | strbuf_release(&buf_payload); | |
450 | } | |
451 | ||
452 | static void fn_repo_fl(const char *file, int line, | |
453 | const struct repository *repo) | |
454 | { | |
455 | const char *event_name = "def_repo"; | |
456 | struct strbuf buf_payload = STRBUF_INIT; | |
457 | ||
458 | strbuf_addstr(&buf_payload, "worktree:"); | |
459 | sq_quote_buf_pretty(&buf_payload, repo->worktree); | |
460 | ||
461 | perf_io_write_fl(file, line, event_name, repo, NULL, NULL, NULL, | |
462 | &buf_payload); | |
463 | strbuf_release(&buf_payload); | |
464 | } | |
465 | ||
466 | static void fn_region_enter_printf_va_fl(const char *file, int line, | |
467 | uint64_t us_elapsed_absolute, | |
468 | const char *category, | |
469 | const char *label, | |
470 | const struct repository *repo, | |
471 | const char *fmt, va_list ap) | |
472 | { | |
473 | const char *event_name = "region_enter"; | |
474 | struct strbuf buf_payload = STRBUF_INIT; | |
475 | ||
476 | if (label) | |
477 | strbuf_addf(&buf_payload, "label:%s", label); | |
478 | if (fmt && *fmt) { | |
479 | strbuf_addch(&buf_payload, ' '); | |
480 | maybe_append_string_va(&buf_payload, fmt, ap); | |
481 | } | |
482 | ||
483 | perf_io_write_fl(file, line, event_name, repo, &us_elapsed_absolute, | |
484 | NULL, category, &buf_payload); | |
485 | strbuf_release(&buf_payload); | |
486 | } | |
487 | ||
488 | static void fn_region_leave_printf_va_fl( | |
489 | const char *file, int line, uint64_t us_elapsed_absolute, | |
490 | uint64_t us_elapsed_region, const char *category, const char *label, | |
491 | const struct repository *repo, const char *fmt, va_list ap) | |
492 | { | |
493 | const char *event_name = "region_leave"; | |
494 | struct strbuf buf_payload = STRBUF_INIT; | |
495 | ||
496 | if (label) | |
497 | strbuf_addf(&buf_payload, "label:%s", label); | |
498 | if (fmt && *fmt) { | |
499 | strbuf_addch(&buf_payload, ' ' ); | |
500 | maybe_append_string_va(&buf_payload, fmt, ap); | |
501 | } | |
502 | ||
503 | perf_io_write_fl(file, line, event_name, repo, &us_elapsed_absolute, | |
504 | &us_elapsed_region, category, &buf_payload); | |
505 | strbuf_release(&buf_payload); | |
506 | } | |
507 | ||
508 | static void fn_data_fl(const char *file, int line, uint64_t us_elapsed_absolute, | |
509 | uint64_t us_elapsed_region, const char *category, | |
510 | const struct repository *repo, const char *key, | |
511 | const char *value) | |
512 | { | |
513 | const char *event_name = "data"; | |
514 | struct strbuf buf_payload = STRBUF_INIT; | |
515 | ||
516 | strbuf_addf(&buf_payload, "%s:%s", key, value); | |
517 | ||
518 | perf_io_write_fl(file, line, event_name, repo, &us_elapsed_absolute, | |
519 | &us_elapsed_region, category, &buf_payload); | |
520 | strbuf_release(&buf_payload); | |
521 | } | |
522 | ||
523 | static void fn_data_json_fl(const char *file, int line, | |
524 | uint64_t us_elapsed_absolute, | |
525 | uint64_t us_elapsed_region, const char *category, | |
526 | const struct repository *repo, const char *key, | |
527 | const struct json_writer *value) | |
528 | { | |
529 | const char *event_name = "data_json"; | |
530 | struct strbuf buf_payload = STRBUF_INIT; | |
531 | ||
532 | strbuf_addf(&buf_payload, "%s:%s", key, value->json.buf); | |
533 | ||
534 | perf_io_write_fl(file, line, event_name, repo, &us_elapsed_absolute, | |
535 | &us_elapsed_region, category, &buf_payload); | |
536 | strbuf_release(&buf_payload); | |
537 | } | |
538 | ||
539 | static void fn_printf_va_fl(const char *file, int line, | |
540 | uint64_t us_elapsed_absolute, const char *fmt, | |
541 | va_list ap) | |
542 | { | |
543 | const char *event_name = "printf"; | |
544 | struct strbuf buf_payload = STRBUF_INIT; | |
545 | ||
546 | maybe_append_string_va(&buf_payload, fmt, ap); | |
547 | ||
548 | perf_io_write_fl(file, line, event_name, NULL, &us_elapsed_absolute, | |
549 | NULL, NULL, &buf_payload); | |
550 | strbuf_release(&buf_payload); | |
551 | } | |
552 | ||
553 | struct tr2_tgt tr2_tgt_perf = { | |
554 | .pdst = &tr2dst_perf, | |
555 | ||
556 | .pfn_init = fn_init, | |
557 | .pfn_term = fn_term, | |
558 | ||
559 | .pfn_version_fl = fn_version_fl, | |
560 | .pfn_start_fl = fn_start_fl, | |
561 | .pfn_exit_fl = fn_exit_fl, | |
562 | .pfn_signal = fn_signal, | |
563 | .pfn_atexit = fn_atexit, | |
564 | .pfn_error_va_fl = fn_error_va_fl, | |
565 | .pfn_command_path_fl = fn_command_path_fl, | |
566 | .pfn_command_ancestry_fl = fn_command_ancestry_fl, | |
567 | .pfn_command_name_fl = fn_command_name_fl, | |
568 | .pfn_command_mode_fl = fn_command_mode_fl, | |
569 | .pfn_alias_fl = fn_alias_fl, | |
570 | .pfn_child_start_fl = fn_child_start_fl, | |
571 | .pfn_child_exit_fl = fn_child_exit_fl, | |
572 | .pfn_child_ready_fl = fn_child_ready_fl, | |
573 | .pfn_thread_start_fl = fn_thread_start_fl, | |
574 | .pfn_thread_exit_fl = fn_thread_exit_fl, | |
575 | .pfn_exec_fl = fn_exec_fl, | |
576 | .pfn_exec_result_fl = fn_exec_result_fl, | |
577 | .pfn_param_fl = fn_param_fl, | |
578 | .pfn_repo_fl = fn_repo_fl, | |
579 | .pfn_region_enter_printf_va_fl = fn_region_enter_printf_va_fl, | |
580 | .pfn_region_leave_printf_va_fl = fn_region_leave_printf_va_fl, | |
581 | .pfn_data_fl = fn_data_fl, | |
582 | .pfn_data_json_fl = fn_data_json_fl, | |
583 | .pfn_printf_va_fl = fn_printf_va_fl, | |
584 | }; |